for fast, liquid, cold, and flu relief. but proven technologies allow natural gas producers to supply affordable, cleaner energy, while protecting our environment. across america, these technologies protect air - by monitoring air quality and reducing emissions... ...protect water - through conservation and self-contained recycling systems... ... and protect land - by reducing our footprint and respecting wildlife. america's natural gas... domestic, abundant, clean energy to power our lives... that's smarter power today. since ameriprise financial was founded back in 1894, they've been committed to putting clients first. helping generations through tough times. good times. never taking a bailout. there when you need them. helping millions of americans over the centuries. the strength of a global financial leader. the heart of a one-to-one relationship. together for your future. ♪ >>> welcome back to the second half of "outfront." we start the second half with stories we care about where we focus on our reporting from the front lines. we begin at the university of colorado-denver, wh